Solid Foods. Offer a soft diet. Good ones are mac and cheese, mashed potatoes, cereals with milk and ice cream. Also, avoid foods that need much chewing. Do not give citrus, salty, or spicy foods. Note: Fluid intake is more important than eating any solids.

For babies, you may need to stop the bottle. Give fluids by cup, spoon or syringe instead. Reason: The nipple can increase the pain.

Pain Medicine:

Mouth sores are painful.

Blisters also may be painful, especially on the feet.

To help with the pain, give an acetaminophen product (such as Tylenol).